Kingdom Animalia Class Trilobita Family Trinucleidae | Phylum Arthropoda Order Asaphida Rank Genus | |
Similar Trinucleidae, Onnia, Trinucleus, Cryptolithus, Asaphida | ||
Ningkianolithus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the later part of the Arenig stage of the Ordovician Period, approximately 478 to 471 million years ago.
References
Ningkianolithus Wikipedia(Text) CC BY-SA